.banner2-service {
  width: 234px;
  height: 170px;
  margin-top: 14px;
  margin-bottom: 26px;
  background: #5f5750;
  padding: 3px;
}
.banner2-service a {
  width: 76px;
  height: 82px;
  color: #ccc;
  font-size: 12px;
  text-align: center;
  position: relative;
  padding-top: 10px;
}
.banner2-service a::after {
  content: "";
  background: red;
  width: 1px;
  height: 70px;
  position: absolute;
  left: 0;
  top: 6px;
}
.banner2-service a::before {
  content: "";
  background: red;
  width: 70px;
  height: 1px;
  position: absolute;
  left: 3px;
  top: 82px;
}
.banner2-service a:nth-child(3n + 1)::after {
  content: none;
}
.banner2-service a:nth-child(n + 4)::before {
  content: none;
}

.banner2-service a:hover {
  color: #fff;
}
.banner2-service a .iconfont {
  font-size: 26px;
}
/*图片区域*/

.banner-img img {
  margin-left: 14px;
  width: 316px;
  height: 170px;
  margin-top: 14px;
}
.banner-img img:last-of-type {
  margin-right: 0px;
}
